Milito picked up the injury in the 1-0 derby loss to rivals AC Milan on Sunday.
Milito’s team-mate Joel Obi picked up the same problem in the game
A statement on the club’s official website reads: “At the end of Inter-Milan, Joel Obi and Diego Milito were examined by Prof. Franco Combi, of the F.C. Internazionale medical team, to ascertain the injuries suffered in the first half of yesterday’s game.
“The exams highlighted that the Nigerian suffered a second degree muscle pull in his left hamstring. The Argentine striker had instead suffered a first degree muscle pull at the base of his left hamstring.”